135285153 has 4 divisors (see below), whose sum is σ = 180380208. Its totient is φ = 90190100.

The previous prime is 135285131. The next prime is 135285169. The reversal of 135285153 is 351582531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135285153 - 2⁶ = 135285089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135285193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22547523 + ... + 22547528.

It is an arithmetic number, because the mean of its divisors is an integer number (45095052).

Almost surely, 2^135285153 is an apocalyptic number.

It is an amenable number.

135285153 is a deficient number, since it is larger than the sum of its proper divisors (45095055).

135285153 is an equidigital number, since it uses as much as digits as its factorization.

135285153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45095054.

The product of its digits is 18000, while the sum is 33.

The square root of 135285153 is about 11631.2145969370. The cubic root of 135285153 is about 513.3537187141.

It can be divided in two parts, 13528515 and 3, that multiplied together give a triangular number (40585545 = T₉₀₀₉).

The spelling of 135285153 in words is "one hundred thirty-five million, two hundred eighty-five thousand, one hundred fifty-three".